MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A0:24:90:4 (Nefence Inc.)
MAC address prefix A0:24:90:4 is registered to Nefence Inc., located at 37, Gwacheon-daero 7na-gil, Gwacheon-si Gyeonggi-do 13840, KR. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 27 May 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
A0:24:90:4
Registrant / Organization
Registry Chronology
Initial registration: 27 May 2026
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
37
Gwacheon-daero 7na-gil
Gwacheon-si Gyeonggi-do 13840
KR.
Gwacheon-daero 7na-gil
Gwacheon-si Gyeonggi-do 13840
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a024904 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A024904",
"company": "Nefence Inc.",
"address": "37, Gwacheon-daero 7na-gil, Gwacheon-si Gyeonggi-do 13840, KR",
"country": "KR",
"blockStart": "A02490400000",
"blockEnd": "A024904FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2026-05-27",
"isRand": false,
"isPrivate": false
}